Fairchild Semiconductor 74ACT244SC_NL Mfr Package Description: 0.300 INCH, LEAD FREE, MS-013, SOIC-20 Technology: CMOS Package Shape: RECTANGULAR Package Style: SMALL OUTLINE Surface Mount: Yes Terminal Form: GULL WING Terminal Pitch: 1.27 mm Terminal Finish: MATTE TIN Terminal Position: DUAL Number of Functions: 2 Number of Terminals: 20 Package Body Material: PLASTIC/EPOXY Temperature Grade: INDUSTRIAL Output Characteristics: 3-ST Operating Temperature-Max: 85 Cel Operating Temperature-Min: -40 Cel Supply Voltage-Max (Vsup): 5.5 V Supply Voltage-Min (Vsup): 4.5 V Supply Voltage-Nom (Vsup): 5 V Logic IC Type: DRIVER Number of Bits: 4 Number of Ports: 2 Output Polarity: TRUE Propagation Delay (tpd): 10 ns